Bioreactor vessel



FIG. 1 is a top perspective view of the bioreactor vessel;

FIG. 2 is a right side view of the bioreactor vessel;

FIG. 3 is a top plan view of the bioreactor vessel;

FIG. 4 is a bottom plan view of the bioreactor vessel;

FIG. 5 is a front elevational view of the bioreactor vessel;

FIG. 6 is a rear elevational view of the bioreactor vessel; and,

FIG. 7 is a bottom perspective view of the bioreactor vessel. 

CLAIM The ornamental design for a bioreactor vessel, as shown and described. 